Finding the Fourth Proportional to 534,800.16, 802,201.62 and 135,440.97
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Solution
The fourth proportional to 534,800.16, 802,201.62 and 135,440.97 is: 203,161.80
Step by Step Solution
- Step 1: Write the proportion equation
534,800.16 : 802,201.62 = 135,440.97 : x - Step 2: Convert to fraction form
534,800.16/802,201.62 = 135,440.97/x - Step 3: Cross multiply
534,800.16x = 802,201.62 × 135,440.97 - Step 4: Simplify right side
534,800.16x = 108,650,965,548.37 - Step 5: Solve for x
x = 108,650,965,548.37/534,800.16 - Step 6: Final answer
x = 203,161.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.